19301982

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 26662818

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 83, 98, 113, 147, 166, 226, 249, 294, 339, 343, 498, 581, 678, 686, 791, 1029, 1162, 1582, 1743, 2058, 2373, 3486, 4067, 4746, 5537, 8134, 9379, 11074, 12201, 16611, 18758, 24402, 28137, 28469, 33222, 38759, 56274, 56938, 65653, 77518, 85407, 116277, 131306, 170814, 196959, 232554, 393918, 459571, 919142, 1378713, 2757426, 3216997, 6433994, 9650991, 19301982]

約数ペア:

[(1, 19301982), (2, 9650991), (3, 6433994), (6, 3216997), (7, 2757426), (14, 1378713), (21, 919142), (42, 459571), (49, 393918), (83, 232554), (98, 196959), (113, 170814), (147, 131306), (166, 116277), (226, 85407), (249, 77518), (294, 65653), (339, 56938), (343, 56274), (498, 38759), (581, 33222), (678, 28469), (686, 28137), (791, 24402), (1029, 18758), (1162, 16611), (1582, 12201), (1743, 11074), (2058, 9379), (2373, 8134), (3486, 5537), (4067, 4746)]